Scientific testing instrument



FIG. 1 is front perspective view of a scientific testing instrument showing our new design;

FIG. 2 is a front view thereof;

FIG. 3 is a rear view thereof;

FIG. 4 is a left side view thereof;

FIG. 5 is a right side view thereof;

FIG. 6 is a top view thereof;

FIG. 7 is a bottom view thereof;

FIG. 8 is a front perspective view of the scientific testing instrument of FIGS. 1-7 with an access cover in an open position;

FIG. 9 is a front view thereof;

FIG. 10 is a rear view thereof;

FIG. 11 is a left side view thereof;

FIG. 12 is a right side view thereof;

FIG. 13 is a top view thereof; and,

FIG. 14 is bottom view thereof.

The broken lines shown are included for the purpose of illustrating portions of the scientific testing instrument and form no part of the claimed design. 

CLAIM The ornamental design for a scientific testing instrument, as shown and described. 